Covered mug



FIG. 1 is a rear elevational view of a covered mug showing my newdesign;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front elevational view thereof; and

FIG. 5 is a top plan view thereof.

The undisclosed bottom of the covered mug is conventional in appearance.

The ornamental design for a covered mug, as shown and described.